Table 2.

Cox proportional risk model: ARDI >90% or low baseline IPI was correlated with favorable PFS and OS in a study cohort

Survival	ARDI >90%	Low IPI (0 or 1)
Univariate analysis
PFS	HR = 0.28	HR = 0.39
	95%CI: 0.18‐0.44	95%CI: 0.22‐0.69
	P < 0.000001	P = 0.001
OS	HR = 0.30	HR = 0.43
	95%CI: 0.20‐0.46	95%CI: 0.24‐0.77
	P < 0.000001	P = 0.004
Multivariate analysis
PFS	HR = 0.31	HR = 0.43
	95%CI: 0.20‐0.47	95%CI: 0.24‐0.76
	P < 0.000001	P = 0.004
OS	HR = 0.32	HR = 0.48
	95%CI: 0.21‐0.48	95%CI: 0.27‐0.85
	P < 0.000001	P = 0.01

HR, Hazard Ratio; CI, Confidence Interval.